CVE-2026-58691

In FsmReleaseKey of fsm.c, there is a possible permission bypass due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

  • Published Sep 15, 2026
  • CVSS 8.4 high
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-58691 at the National Vulnerability Database